Listar por autor "Piarpuezan, Edwin"
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The effect of three liquid bio-fertilizers in the production of lettuce (lactuca sativa l.) and cabbage (brassica oleracea l. var. capitata
Criollo Escobar, Hernando; Lagos Burbano, Tulio Cesar; Piarpuezan, Edwin; Perez, RuthIn modern agriculture, the use of agrochemicals has grown considerably, increasing production costs and causing serious problems for the environment. The use of bio-fertilizers is a viable alternative to improve the ...Universidad Nacional de Colombia Revistas electrónicas UN Agronomía Colombiana.